diff --git a/xCAT-test/autotest/testcase/testenv/case0 b/xCAT-test/autotest/testcase/testenv/case0
index 4d482e503..f78099826 100644
--- a/xCAT-test/autotest/testcase/testenv/case0
+++ b/xCAT-test/autotest/testcase/testenv/case0
@@ -1,5 +1,5 @@
 start:clean_up_env
-description:power off service node and compute node for next test usage 
+description:power off service node and compute node for next test usage
 cmd:rpower $$CN stat >> /tmp/cnstat
 cmd:if [[ ! `cat /tmp/cnstat |grep -i "Not Activated"` ]]; then rpower $$CN off;fi
 check:rc==0